Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Costume (hierarchy name)
5. costume (mode of fashion)
6. costume accessories
7. worn costume accessories
8. [accessories by location on the head]
9. headgear
10. caps (headgear)
11. [caps by function]

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment
4. Costume
5. costume
6. costume by function
7. ceremonial costume
8. liturgical costume

Anotations

Scope note:

Ecclesiastical caps, usually square-shaped and stiffened with a lining of heavier fabric, cardboard, or leather, worn with chancel vestments by members of the clergy who do not wear the miter; also worn as an ordinary headdress outside the church. It is topped by a tuft or a cord at the center of three, sometimes four, ridges or corners. The fabric used, its color (red, purple, or black), and its tuft correspond to the rank of the cleric who wears it, cardinal, bishop, or priest.